Peptide Database

Peptide NameKalata-B4

Function Ontology

Antimicrobial

Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Host defense activity

Insecticidal/Pest control ▸ Insecticidal activity

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC117H186N34O41S6

DescriptionStandard

        GLPVCGETCVGGTCNTPGCTCSWPVCTRD
    

Molecular Weight2917.32 Da

Isoelectric Point (pI)4.67

Net Charge (pH 7.0)-1.29

Net Charge (pH 7.4) -1.59

Charge Density (pH 7.0) -0.0446

GRAVY Index0.15

Hydrophobic Moment 0.25

Boman Index0.15

Instability Index42.33

Aliphatic Index 43.45

Aromaticity 0.0345

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5875.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1168.51

LogP -17.66

H-bond Donors 46.0

H-bond Acceptors 46.0

Rotatable Bonds 84.0

Heavy Atoms 198.0

Ring Count 5.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0042783 VERIFIED: YES

Provenance & Taxonomy

OrganismViola hederacea [Plant],Oldenlandia affinis [Plant]

FamilyCyclotide

Tax ID60225

Structure & Mods

Confighead-to-tail cyclic peptide scaffold [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

DisulfideCysteine-rich scaffold consistent with multiple disulfide bonds in the annotated family

Bio-Activity Profile

Function

Antimicrobial Insecticidal

RECORD: Rec_0090003 VERIFIED: NO

Provenance & Taxonomy

OrganismOldenlandia affinis [Plant]

FamilyCyclotide

Structure & Mods

ConfigBackbone-cyclized cyclotide scaffold with cystine-knot family annotation [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0143648 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0264879 VERIFIED: NO

Provenance & Taxonomy

OrganismViola hederaceae [Plant]; Oldenlandia affinis [Plant]

FamilyCyclotide

Structure & Mods

Configcyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide5-19; 9-21; 14-26

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0344257 VERIFIED: YES

Provenance & Taxonomy

OrganismOldenlandia affinis [Plant]

Familycyclotide family

Structure & Mods

Confighead-to-tail cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide5-19; 9-21; 14-26

Bio-Activity Profile

Function

Antimicrobial cyclotide family Host defense